What does the following code fragment print? char c[20] = "ABC";

cout << sizeof(c[2]) << endl;

2.

What does the following code fragment print?

char c[20] = "ABC";

c[3] = 'x';

cout << c << endl;

3.

What does the following code fragment print?

char c[20] = "ABC";

c[3] = 'x';

strcat(c, "ZZ");

cout << c << endl;